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VulnerabilityPublished Updated

CVE-2026-57225: OISF suricata · NULL Pointer Dereference

Affects OISF suricataSource CVE Database V5

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Not known to be exploited · CVSS 3.3 Low : upgrade to 8.0.6 when convenient.

Data as of 2 Nov 2026, 22:58 UTC

CVSS 3.1 base score
3.3Low
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.1% chance of exploitation in 30 days – higher than 5% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 8.0.6
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 18 Sep 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2 Nov 2026.

What to do

Upgrade suricata and oisf/suricata to 8.0.6.

Affected software

ProductAffectedFixed in
OISFsuricataAffected
  • >=8.0.0 <8.0.6
Fixed in
  • 8.0.6
GitHuboisf/suricatapkg:github/oisf/suricataOther threatsAffected
  • >=8.0.0 <8.0.6
Fixed in
  • 8.0.6

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

Upgrade Suricata to version 8.0.6 or later, where this NULL pointer dereference issue is fixed. No other mitigation is required as the vulnerability is resolved in the official patch.

Description

Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. From 8.0.0 until 8.0.6, src/datasets-context-json.c assumes that a configured JSON or NDJSON dataset value_key resolves to a string. A trusted or untrusted dataset or rule feed containing a non-string value for that key can cause a NULL pointer dereference during startup, configuration test mode, or rule reload, crashing Suricata before traffic processing. This issue is fixed in version 8.0.6.

References

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